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Single Row Steel Cylindrical Bearing

NU 311 ECP

Single Row Steel Cylindrical Bearing
Item #100743020
  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width
Single Row Steel Cylindrical Bearing
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  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width

description

  • The EC design contains improvements in guiding surfaces of flanges and roller ends, which means that EC bearings have a high axial load-carrying capacity.

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Improved roller-end-to-flange contact
  • Increased capacity

compliances

  • In accordance with ISO 15-1981
Bearing Type Radial
Cage Material Polyamide (Molded Nylon)
Outer Ring Width 1.14 in, 29 mm
Inch/Metric Metric
Cage Type Non-Metallic
Full Cage Description Injection Molded Cage
Precision Rating ABEC 1
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Radial Internal Clearance Specification Normal Clearance
O.D. Type Cylindrical
Heat Stabilization 302 °F
Limiting Speed 7000 rpm
End Type Open End
I.D. 55 mm
No. of Ribs - Outer Ring 2
Tolerance Normal (PN)
Relubrication Feature Without
Capacity High Capacity
Bore Type Round Bore
Dynamic Load Rating 31,000.00 lbf
Inner Ring Width 1.14 in, 29 mm
Static Load Rating 143 kN
Origin Cylindrical Radial
Bearing Part Complete Bearing
O.D. 120.0000 mm
No. of Rows 1
Oil Hole w/o Oil Hole
Width 29 mm
Static Load Rating [Max] 32,200.00 lbf
Reference Speed 6000 rpm
Precision Ground Yes
Series 3
Enclosure Open
Material Steel
Radial Internal Clearance Group N
Rows of Balls Single
Weight 3.243 LB
EAN or UPC 7316576616129
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